e3caa90c31
refact imports to github.xxx. update go.mod + go.sum * removed vendor/ folder * Added vendor/ submodule. Moved dependencies that need to be vendored into separate repository. - https://github.com/spdfg/elektron-vendor Added vendor/ as a submodule using the below command. - git submodule add https://github.com/spdfg/elektron-vendor vendor If wanting to use vendor, run the following commands after cloning elektron. 1. git submodule init 2. git submodule update * added instructions to clone vendor/ submodule. * updated module to spdfg. Refactored imports
65 lines
1.8 KiB
Go
65 lines
1.8 KiB
Go
// Copyright (C) 2018 spdfg
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//
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// This file is part of Elektron.
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//
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// Elektron is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// Elektron is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with Elektron. If not, see <http://www.gnu.org/licenses/>.
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//
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package rapl
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import (
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"os"
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"strconv"
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"github.com/pkg/errors"
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elekEnv "github.com/spdfg/elektron/environment"
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"golang.org/x/crypto/ssh"
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"strings"
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)
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func Cap(host, username string, percentage float64) error {
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if percentage > 100 || percentage < 0 {
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return errors.New("Percentage is out of range")
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}
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sshConfig := &ssh.ClientConfig{
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User: username,
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Auth: []ssh.AuthMethod{
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// TODO: CHANGE and MAKE THIS USE SSH KEY!!!!
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ssh.Password(os.Getenv(elekEnv.RaplPassword)),
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},
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// TODO Do not allow accepting any host key.
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HostKeyCallback: ssh.InsecureIgnoreHostKey(),
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}
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connection, err := ssh.Dial("tcp", host+":22", sshConfig)
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if err != nil {
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return errors.Wrap(err, "Failed to dial")
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}
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session, err := connection.NewSession()
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defer session.Close()
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if err != nil {
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return errors.Wrap(err, "Failed to create session")
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}
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err = session.Run(strings.Join([]string{"sudo", os.Getenv(elekEnv.RaplThrottleScriptLocation),
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strconv.FormatFloat(percentage, 'f', 2, 64)}, " "))
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if err != nil {
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return errors.Wrap(err, "Failed to run RAPL script")
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}
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return nil
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}
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